<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>禁止鼠标右键菜单</title>
    <style>
        
    </style>
</head>
<body>
    禁止鼠标右键菜单
    <script>
        // /contextMenu主要控制何时显示上下文菜单，主要用于取消默认的菜单
        document.addEventListener('contextmenu',function (e) {
            e.preventDefault();
        })
        //禁止选中文字 selectstart
        document.addEventListener('selectstart',function(e){
            e.preventDefault();
        })
    </script>
</body>
</html>